<div style="width: 100px;height: 100px;border: 1px solid red;" id="t">
    <div
            id="t2"
            style="width: 40px;height:40px;margin: 20px;border: 1px solid green;"></div>
</div>
<script src="/kissy/build/seed.js"></script>
<script>
    KISSY.use('node', function (S, Node) {
        S.ready(function () {
            var $ = Node.all;
            $('#t').on('click', function (e) {
                alert(e.target.id + ' : ' + e.button);
            });
        });
    });
</script>